get_patent_trends
Analyze patent application and publication trends by technology field or keywords to identify innovation patterns. Use IPC codes, keywords, or filters like year range and authority for targeted insights.
Instructions
Analyze annual application and issued trends for patents. Understand the trends of patents related to specific technology fields or keywords. Either keywords or IPC classification must be specified.
Input Schema
Name | Required | Description | Default |
---|---|---|---|
apply_end_time | No | Patent application end year (yyyy format). Filters by application filing date. | |
apply_start_time | No | Patent application start year (yyyy format). Filters by application filing date. | |
authority | No | Patent authority code (e.g., CN, US, EP, JP). Filters by patent office. Use OR for multiple, e.g., "US OR EP". | |
ipc | No | Patent IPC classification code. Used to specify a particular technology field. | |
keywords | No | Keywords to search within patent title and abstract/summary. Supports AND, OR, NOT logic. Example: "mobile phone AND (screen OR battery)" | |
public_end_time | No | Patent publication end year (yyyy format). Filters by publication date. | |
public_start_time | No | Patent publication start year (yyyy format). Filters by publication date. |